2018-08-25T04:05:13Z Trace metals play key roles in life - all are toxic above a threshold bioavailability, yet many are essential to metabolism at lower doses. It is important to appreciate the natural history of an organism in order to understand the interaction between its biology and trace metals. The countryside and indeed the natural history of the British Isles are littered with ...[Read More]
The Vindhyan Ecology and Natural History Foundation (VENHF) is a registered non-profit organisation (2012) with its headquarter in Mirzapur, Uttar Pradesh, India working for protection and conservation of the nature, natural resources and rights of the nature dependent communities in the ecologically fragile landscape of Vindhya Range in India. Vindhya Bachao Abhiyan is the flagship campaign of th...[Read More]
496 pages , Routledge , 2012-03-07 The Handbook of Youth Prevention Science describes current research and practice in mental health preventive interventions for youth. Traditional prevention research focused on preventing specific disorders, e.g. substance abuse, conduct disorders, or criminality. This produced "silos" of isolated knowledge about the prevention of indiv...[Read More]
In population biology and demography, the generation time is the average time between two consecutive generations in the lineages of a population. In human populations, the generation time typically ranges from 22 to 33 years. Historians sometimes use this to date events, by converting generations into years to obtain rough estimates of time.
118 pages , National Academies Press , 1996-07-23 A respected resource for decades, the Guide for the Care and Use of Laboratory Animals has been revised by a committee of experts, based on input from scientists and the public. The Guide incorporates recent research on commonly used species, including farm animals, and includes extensive references. It is organized aroun...[Read More]